Finding the Fourth Proportional to 319,102.62, 440,341.83 and 175,854.66
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Solution
The fourth proportional to 319,102.62, 440,341.83 and 175,854.66 is: 242,668.53
Step by Step Solution
- Step 1: Write the proportion equation
319,102.62 : 440,341.83 = 175,854.66 : x - Step 2: Convert to fraction form
319,102.62/440,341.83 = 175,854.66/x - Step 3: Cross multiply
319,102.62x = 440,341.83 × 175,854.66 - Step 4: Simplify right side
319,102.62x = 77,436,162,798.43 - Step 5: Solve for x
x = 77,436,162,798.43/319,102.62 - Step 6: Final answer
x = 242,668.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.